Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756753Ab2KBP66 (ORCPT ); Fri, 2 Nov 2012 11:58:58 -0400 Received: from g5t0008.atlanta.hp.com ([15.192.0.45]:11108 "EHLO g5t0008.atlanta.hp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751099Ab2KBP64 (ORCPT ); Fri, 2 Nov 2012 11:58:56 -0400 Message-ID: <1351871933.2721.10.camel@lorien2> Subject: Re: [PATCH linux-next] ARM64: dma-mapping: support debug_dma_mapping_error From: Shuah Khan Reply-To: shuah.khan@hp.com To: Catalin Marinas , Andrew Morton Cc: tony@atomide.com, olof@lixom.net, santosh.shilimkar@ti.com, nico@linaro.org, LKML , linux-arm-kernel@lists.infradead.org, shuahkhan@gmail.com Date: Fri, 02 Nov 2012 09:58:53 -0600 In-Reply-To: <1351264983.2712.14.camel@lorien2> References: <1351205220.6851.3.camel@lorien2> <1351264983.2712.14.camel@lorien2> Organization: ISS-Linux Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1385 Lines: 36 On Fri, 2012-10-26 at 09:23 -0600, Shuah Khan wrote: > Add support for debug_dma_mapping_error() call to avoid warning from > debug_dma_unmap() interface when it checks for mapping error checked > status. Without this patch, device driver failed to check map error > warning is generated. > > Signed-off-by: Shuah Khan > Acked-by: Catalin Marinas Do you want this patch going through linux-next or the ARM64 tree? Let me know your preference. -- Shuah > --- > arch/arm64/include/asm/dma-mapping.h | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm64/include/asm/dma-mapping.h b/arch/arm64/include/asm/dma-mapping.h > index 538f4b4..9947768 100644 > --- a/arch/arm64/include/asm/dma-mapping.h > +++ b/arch/arm64/include/asm/dma-mapping.h > @@ -50,6 +50,7 @@ static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dev_addr) > static inline int dma_mapping_error(struct device *dev, dma_addr_t dev_addr) > { > struct dma_map_ops *ops = get_dma_ops(dev); > + debug_dma_mapping_error(dev, dev_addr); > return ops->mapping_error(dev, dev_addr); > } > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/